This chit cracks me up.:haha:
DOM is HREW DOM...same stuff only drawn...as long as you are in the 1020 and above carbon range.
And "moly" (chromium-molybdenum) comes as (an example) 4130 DOM.
But for a layman cage DOM(1020) should be strong enough at 80kPSI,,,,the 4130 gets you to 100kPSI...